| Cosmetidae C.L.Koch, 1839 (Family) |
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| Cosmetidae subfam. Cosmetinae C. L. Koch, 1839 (Subfamily) |
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| Metarhaucus F.O.Pickard-Cambridge, 1905 (Genus) |
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| Metarhaucus conspicuus Roewer, 1927c (Species) |
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| Metarhaucus fuscus F.O.Pickard-Cambridge, 1905 (Species) |
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| Metarhaucus reimoseri Roewer, 1933 (Species) |
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| Metarhaucus reticulatus Roewer, 1912c (Species) |
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| Metarhaucus serrifemur Roewer, 1927c (Species) |
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| Metarhaucus unicolor Roewer, 1957 (Species) |
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